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Finding the Fourth Proportional to 569,757.15, 786,094.16 and 328,033.52

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Solution

The fourth proportional to 569,757.15, 786,094.16 and 328,033.52 is: 452,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,757.15 : 786,094.16 = 328,033.52 : x
  2. Step 2: Convert to fraction form
    569,757.15/786,094.16 = 328,033.52/x
  3. Step 3: Cross multiply
    569,757.15x = 786,094.16 × 328,033.52
  4. Step 4: Simplify right side
    569,757.15x = 257,865,228,785.61
  5. Step 5: Solve for x
    x = 257,865,228,785.61/569,757.15
  6. Step 6: Final answer
    x = 452,587.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.